Add cgreen_value.h to installed header files
Add cgreen_value.h to installed header files

thoni56/cgreen,cgreen-devs/cgreen,thoni56/cgreen,thoni56/cgreen,thoni56/cgreen,cgreen-devs/cgreen,cgreen-devs/cgreen,cgreen-devs/cgreen,thoni56/cgreen,cgreen-devs/cgreen